3836952f tweak doc
37f8c948 clear extension and cleanup in doc
e7e1fd84 filled out the changelog
7d5cd0bc added two more tests of bufget
3d876227 change type return value for get_u8 and get_u16 in array_extensions
git-subtree-dir: lispBM/lispBM
git-subtree-split: 3836952f28d94c44affc6b45fadec8e3815be365